Home / 11,577.80-17,366.70-3,257.90

Finding the Fourth Proportional to 11,577.80, 17,366.70 and 3,257.90

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Solution

The fourth proportional to 11,577.80, 17,366.70 and 3,257.90 is: 4,886.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577.80 : 17,366.70 = 3,257.90 : x
  2. Step 2: Convert to fraction form
    11,577.80/17,366.70 = 3,257.90/x
  3. Step 3: Cross multiply
    11,577.80x = 17,366.70 × 3,257.90
  4. Step 4: Simplify right side
    11,577.80x = 56,578,971.93
  5. Step 5: Solve for x
    x = 56,578,971.93/11,577.80
  6. Step 6: Final answer
    x = 4,886.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.